ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Declaring and using a variable
A variable is defined by name and type...
Service variable
The Service variable is used to...
Report based on a variable (Data binding)
A report based on a variable is used to directly print the information found in a WLanguage variable...
Composite variable
A composite variable contains different types of elements (members)...
TypeVar (Function)
Identifies the type of an expression, a variable (during a call to a procedure for example) or a control.
Advanced types
The advanced types of WLanguage are as follows
Checkers available in the code editor
The code editor proposes several tools used to correct the code...
Constant
The constants are language elements whose value is fixed once and for all...
IsNumeric (Function)
Enables you to find out whether a variable or a control is:
  • a numeric (integer, real, currency or numeric).
  • a string that can be converted into numeric.
WLanguage types
The different types in WLanguage are...
Assignment operators
Three assignment operators are available...
<Source>.Reset (Function)
Initializes:
  • one or all variables of file items with their default values.
  • one or all items of a Record variable with their default values.
HReset (Function)
Initializes:
  • one or all variables of file items with their default values.
  • one or all items of a Record variable with their default values.
Type inference
The type inference is used to simplify the declaration of variables when the variable type can be automatically deduced by the compiler...
Code style
A code style is used to automatically prefix the name of all the variables and project elements (windows, report controls, classes, etc.
FilePath (Property)
The FilePath property gets the name of the file associated with a control.
MessageID (Property)
The MessageID property is used to get and change an email ID.
Zoom (Property)
The Zoom property gets and sets the zoom to be applied to an element.
Compression (Property)
The Compression property is used to manage data compression during a connection (HFSQL...
Selection (Property)
The property Selection property is used to manage the selection.
Unicode (Property)
The Unicode property gets and sets the Unicode format of an element.
WLanguage procedure called by AppleSignIn
Procedure ("Callback") called by AppleSignIn when the Apple authentication result is obtained.
Age
The Age keyword can correspond to...
Recipient (Property)
The Recipient property is used to get and change the list of recipients of an email.
Accessing Lotus Notes
WINDEV and WINDEV allow you to easily access the data handled by Lotus Notes (Domino database)......
DataDirectory (Property)
The DataDirectory keyword can correspond to...
SenderAddress (Property)
The SenderAddress property allows you to get and change the sender address of an email.
XMLVerifySignature (Function)
Verifies the signature of an XML node.
Access (Property)
The property Access property lets you manage the type of access for a connection (HFSQL...
PageNumber (Property)
The PageNumber property gets and sets a page number.
JSON: Handling multi-gigabyte files
Removes an existing folder from the list of subscribed folders. This new function is available...
Sender (Property)
The Sender property is used to get and change the sender's email address....
InitialValue (Property)
The InitialValue property gets and/or sets an initial value....
FullName (Property)
The FullName property gets the full name of an element.
Cc (Property)
The Cc property gets and sets the list of Carbon Copy recipients of an email.
Replication (Property)
The Replication property gets and sets the replication mode.
Encryption (Property)
The Encryption property gets and sets the encryption algorithm used.
Compression (Property)
The Compression property gets and sets the data compression mode.
GridlinesVisible (Property)
Synchronizes the data corresponding to a replication.
Multiline (Property)
The Multiline property determines if an element supports multiline text.